You can't have it both ways. It either comes fast and cheap or it takes much longer, it's safer and much more expensive. Obviously here some countries will cho

You can't have it both ways. It either comes fast and cheap or it takes much longer, it's safer and much more expensive. Obviously here some countries will choose the former at least for the early coronavirus vaccines. This could create a useful middle-ground where the most vulnerable groups are vaccinated early and the rest of the population waits for post-release data.